These are the browser plugins we use on a daily basis to rock the house of science like it ain't never been rocked before. These plugins range across categories, from analytics debugging to competitive intelligence.

This extension loads the debug version of the Google Analytics Javascript (ga_debug.js) for all sites you browse using Google Chrome. It prints useful information to the Javascript console. These messages include error messages and warnings which can tell you when your analytics tracking code is set up incorrectly. In addition, it provides a detailed breakdown of each tracking beacon sent to Google Analytics.

SEOquake is a popular and handy analytic seo-tool for Firefox, Chrome and Opera browsers. SEOquake helps to obtain an information about any site for a wide range of parameters such as page rank, Google index, Alexa and many others.